#include <REGX52.H>
void Timer0_Init(){
		TMOD &= 0xF0;		//???????
		TMOD |= 0x01;		//???????
		TL0 = 0xB0;		//??????
		TH0 = 0x3C;		//??????
		TF0 = 0;		//??TF0??
		TR0 = 1;		//???0????
    ET0=1;
    EA=1;
    PT0=0;
}

/*

*/